Parramatta River - Gladesville Bridge Weather Forecast

    • 8
    • 15

    Showers

    • 10
    • 16

    Showers

    • 10
    • 17

    Rain

    • 12
    • 18

    Rain

    • 12
    • 18

    Showers

    • 11
    • 21

    Shower or two

    • 11
    • 18

    Possible shower

Today 18 Aug Sydney

Partly cloudy. High chance of showers, most likely from late this morning. The chance of a thunderstorm. Winds southwesterly 15 to 25 km/h tending southerly 20 to 30 km/h in the middle of the day.

Sydney Enclosed Waters

Sydney Harbour, Pittwater and Botany Bay
Wind
Southwesterly 15 to 20 knots tending southerly in the middle of the day.
Seas
Below 0.5 metres.
Weather
Cloudy. 90% chance of showers. The chance of a thunderstorm.
Weather Situation
Southwesterly winds will become moderate to fresh southerly on Monday as a trough moves along the coast. This trough looks set to linger along the northern half of the coast for the remainder of the week, causing winds to gradually turn easterly mid-week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Parramatta River - Gladesville Bridge Temperature Statistics View More

August Temperature

Sydney (Observatory Hill) (5km)

  • Lowest 17 August, 2025

    6.9 °C

  • Average August

    13.1 °C

  • Highest 5 August, 2025

    22.9 °C

Climate (2020–Present)

Sydney (Observatory Hill) (5km)

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  • Average Low 2020–2025

    14.7 °C

  • Average 2020–2025

    18.2 °C

  • Average High 2020–2025

    23.4 °C
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